/*! \file bcmudf_flex_field.c
 *
 * UDF_FLEX_HASH_COND_CHECK Transform Handler
 * This file contains field transform information for
 * UDF_FLEX_HASH_COND_CHECK LT.
 */
/*
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#include <shr/shr_debug.h>
#include <bsl/bsl.h>
#include <bcmltd/chip/bcmltd_id.h>
#include <bcmltx/bcmudf/bcmltx_udf_flex_field.h>
#include <bcmltx/bcmudf/bcmltx_udf_flex_field_mask.h>

#define BSL_LOG_MODULE BSL_LS_BCMLTX_UDF

/*!
 * \brief udf flex field sel transform
 *
 * \param [in]  unit          Unit Number.
 * \param [in]  in            Input field values.
 * \param [out] out           Output field values.
 * \param [in]  arg           Transform arguments.
 *
 * \retval SHR_E_NONE         No errors.
 * \retval !SHR_E_NONE        Failure.
 */
int
bcmltx_udf_flex_field_transform(int unit,
                                const bcmltd_fields_t *in,
                                bcmltd_fields_t *out,
                                const bcmltd_transform_arg_t *arg)
{
    uint32_t i = 0;
    uint32_t hw_idx = 0;
    uint32_t field_count = 0;
    uint8_t  chunk_id = 0;
    uint8_t  udf_id = 0;

    SHR_FUNC_ENTER(unit);

    field_count = in->count;

    if (field_count == 0) {
        SHR_EXIT();
    }

    if (arg->rfield == NULL) {
        SHR_RETURN_VAL_EXIT(SHR_E_PARAM);
    }

    /* Update with user value */
    hw_idx = 0;
    for (i = 0; i < field_count; i++) {
        switch (in->field[i]->id) {
        case UDF_FLEX_HASH_COND_CHECKt_BIN_FIELD_SELf:
            out->field[hw_idx]->id = arg->rfield[hw_idx];
            out->field[hw_idx]->data = in->field[i]->data;
            hw_idx++;
            break;
        case UDF_FLEX_HASH_COND_CHECKt_BIN_UDF_OFFSETf:
            udf_id = ((in->field[i]->data >> 3) & 0x1);
            chunk_id = (in->field[i]->data & 0x7);
            out->field[hw_idx]->id = arg->rfield[hw_idx];
            out->field[hw_idx]->data = chunk_id;
            hw_idx++;
            out->field[hw_idx]->id = arg->rfield[hw_idx];
            out->field[hw_idx]->data = udf_id;
            hw_idx++;
            break;
        default:
            break;
        }
    }

exit:
    SHR_FUNC_EXIT();
}

/*!
 * \brief udf flex field sel rev transform
 *
 * \param [in]  unit          Unit Number.
 * \param [in]  in            Input field values.
 * \param [out] out           Output field values.
 * \param [in]  arg           Transform arguments.
 *
 * \retval SHR_E_NONE         No errors.
 * \retval !SHR_E_NONE        Failure.
 */
int
bcmltx_udf_flex_field_rev_transform(int unit,
                                    const bcmltd_fields_t *in,
                                    bcmltd_fields_t *out,
                                    const bcmltd_transform_arg_t *arg)
{
    uint32_t i = 0;
    uint32_t sw_idx = 0;
    uint32_t field_id = 0;
    uint32_t field_count = 0;
    uint8_t  chunk_id = 0;
    uint8_t  udf_id = 0;
    uint8_t  num_hw_fields = 0;

    SHR_FUNC_ENTER(unit);

    field_count = in->count;

    if (field_count == 0) {
        SHR_EXIT();
    }

    if ((arg->rfield == NULL) || (arg->values == 0) ||
        (arg->value == NULL)) {
        SHR_RETURN_VAL_EXIT(SHR_E_PARAM);
    }

    num_hw_fields = arg->value[0];
    if (num_hw_fields == 0) {
        SHR_RETURN_VAL_EXIT(SHR_E_PARAM);
    }

    sw_idx = 0;
    /* Update with H/W values */
    for (i = 0; i < field_count; i++) {
        if (i >= num_hw_fields) {
            /* BIN_UDF_OFFSET */
            field_id = 1;
            chunk_id = in->field[i]->data;
            i++;
            udf_id = in->field[i]->data;

            out->field[sw_idx]->id = arg->rfield[field_id];
            out->field[sw_idx]->idx = (sw_idx % num_hw_fields);
            out->field[sw_idx]->data = ((udf_id << 3) | chunk_id);
            sw_idx++;
        } else {
            /* BIN_FIELD_SEL */
            field_id = 0;
            out->field[sw_idx]->id = arg->rfield[field_id];
            out->field[sw_idx]->idx = i;
            out->field[sw_idx]->data = in->field[i]->data;
            sw_idx++;
        }
    }

exit:
    SHR_FUNC_EXIT();
}

/*!
 * \brief udf flex field mask sel transform
 *
 * \param [in]  unit          Unit Number.
 * \param [in]  in            Input field values.
 * \param [out] out           Output field values.
 * \param [in]  arg           Transform arguments.
 *
 * \retval SHR_E_NONE         No errors.
 * \retval !SHR_E_NONE        Failure.
 */
int
bcmltx_udf_flex_field_mask_transform(int unit,
                                     const bcmltd_fields_t *in,
                                     bcmltd_fields_t *out,
                                     const bcmltd_transform_arg_t *arg)
{
    uint32_t i = 0;
    uint32_t hw_field_id = 0;
    uint32_t hw_idx = 0;
    uint32_t field_count = 0;

    SHR_FUNC_ENTER(unit);

    field_count = in->count;

    if (field_count == 0) {
        SHR_EXIT();
    }

    if ((arg->field == NULL) || (arg->rfield == NULL)) {
        SHR_RETURN_VAL_EXIT(SHR_E_PARAM);
    }

    hw_field_id = arg->field[0];

    /* Update with LT values */
    for (i = 0; i < field_count; i++) {
        if (in->field[i]->id == hw_field_id) {
            hw_idx = in->field[i]->idx;
            out->field[i]->id = arg->rfield[hw_idx];
            out->field[i]->data = in->field[i]->data;
        }
    }

exit:
    SHR_FUNC_EXIT();
}

/*!
 * \brief udf flex field mask sel rev transform
 *
 * \param [in]  unit          Unit Number.
 * \param [in]  in            Input field values.
 * \param [out] out           Output field values.
 * \param [in]  arg           Transform arguments.
 *
 * \retval SHR_E_NONE         No errors.
 * \retval !SHR_E_NONE        Failure.
 */
int
bcmltx_udf_flex_field_mask_rev_transform(int unit,
                                         const bcmltd_fields_t *in,
                                         bcmltd_fields_t *out,
                                         const bcmltd_transform_arg_t *arg)
{
    uint32_t i = 0;
    uint32_t field_id = 0;
    uint32_t field_count = 0;

    SHR_FUNC_ENTER(unit);

    field_count = in->count;

    if (field_count == 0) {
        SHR_EXIT();
    }

    if (arg->rfield == NULL) {
        SHR_RETURN_VAL_EXIT(SHR_E_PARAM);
    }

    /* Get LT field id. */
    field_id = arg->rfield[0];

    /* Update LT field array with H/W values. */
    for (i = 0; i < field_count; i++) {
        out->field[i]->id = field_id;
        out->field[i]->idx = i;
        out->field[i]->data = in->field[i]->data;
    }

exit:
    SHR_FUNC_EXIT();
}
